cmake examples

cmake check_source_runs() examples

FluidSynth/fluidsynth cmake_admin/FindSndFileLegacy.cmake :104

    check_source_runs(
      C
      "#include <stdlib.h>
#include <sndfile.h>
int main() {
  SF_FORMAT_INFO info = {SF_FORMAT_VORBIS};
  sf_command(NULL, SFC_GET_FORMAT_INFO, &info, sizeof info);
  return info.name != NULL ? EXIT_SUCCESS : EXIT_FAILURE;
}"
      SNDFILE_SUPPORTS_VORBIS)

FluidSynth/fluidsynth cmake_admin/FindSndFileLegacy.cmake :115

    check_source_runs(
      C
      "#include <stdlib.h>
#include <sndfile.h>
int main() {
  SF_FORMAT_INFO info = {SF_FORMAT_MPEG_LAYER_III};
  sf_command(NULL, SFC_GET_FORMAT_INFO, &info, sizeof info);
  return info.name != NULL ? EXIT_SUCCESS : EXIT_FAILURE;
}"
      SNDFILE_SUPPORTS_MPEG)